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Environmental Indicators and Impact Assessment

Nebraska Cooperative Fish and Wildlife Research Unit: Staff Publications

2018

Dispersal distance

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Full-Text Articles in Physical Sciences and Mathematics

Effects Of Large-Scale Wetland Loss On Network Connectivity Of The Rainwater Basin, Nebraska, Bram H. F. Verheijen, Dana M. Varner, David A. Haukos Jan 2018

Effects Of Large-Scale Wetland Loss On Network Connectivity Of The Rainwater Basin, Nebraska, Bram H. F. Verheijen, Dana M. Varner, David A. Haukos

Nebraska Cooperative Fish and Wildlife Research Unit: Staff Publications

Context The Rainwater Basin region in south-central Nebraska supports a complex network of spatiallyisolated wetlands that harbor diverse floral and faunal communities. Since European settlement, many wetlands have been lost from the network, which has increased distances among remaining wetlands. As a result, populations of wildlife species with limited dispersal capabilities may have become isolated and face greater local extinction risks.

Objectives We compared the pre-European settlement and current extent of the Rainwater Basin network to assess the effects of wetland losses on network connectivity for a range of maximum dispersal distances.

Methods We constructed network models for a range …